// For flags

CVE-2018-0721

Security Advisory for Vulnerabilities in QTS

Severity Score

7.7
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

Buffer Overflow vulnerability in NAS devices. QTS allows attackers to run arbitrary code. This issue affects: QNAP Systems Inc. QTS version 4.2.6 and prior versions on build 20180711; version 4.3.3 and prior versions on build 20180725; version 4.3.4 and prior versions on build 20180710.

Vulnerabilidad de desbordamiento de búfer en dispositivos NAS. QTS permite a los atacantes ejecutar código arbitrario. Este problema afecta a: QNAP Systems Inc. QTS versión 4.2.6 y versiones anteriores en la compilación 20180711; versión 4.3.3 y versiones anteriores en la compilación 20180725; versión 4.3.4 y versiones anteriores en la compilación 20180710.

*Credits: Yuki, security researcher
CVSS Scores
Attack Vector
Network
Attack Complexity
High
Privileges Required
Low
User Interaction
None
Scope
Changed
Confidentiality
Low
Integrity
High
Availability
Low
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Network
Attack Complexity
Low
Authentication
None
Confidentiality
Complete
Integrity
Complete
Availability
Complete
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2017-11-28 CVE Reserved
  • 2018-11-27 CVE Published
  • 2023-03-07 EPSS Updated
  • 2024-08-05 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer
  • CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
CAPEC
References (1)
URL Tag Source
URL Date SRC
URL Date SRC
URL Date SRC
https://www.qnap.com/zh-tw/security-advisory/nas-201809-20 2020-01-16
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Qnap
Search vendor "Qnap"
 Qts
Search vendor "Qnap" for product "Qts"
 4.2.6
Search vendor "Qnap" for product "Qts" and version "4.2.6"
-
Affected
Qnap
Search vendor "Qnap"
 Qts
Search vendor "Qnap" for product "Qts"
 4.3.3
Search vendor "Qnap" for product "Qts" and version "4.3.3"
-
Affected
Qnap
Search vendor "Qnap"
 Qts
Search vendor "Qnap" for product "Qts"
 4.3.4
Search vendor "Qnap" for product "Qts" and version "4.3.4"
-
Affected